0614CT1701

Masterpact MTZ2/MTZ3 Fixed and Drawout Devices

The diagram is shown with circuits de-energized, all devices open, connected and charged and relays in normal position.

Power *

Control Unit

Remote Operation

It is possibe to add a second MX/MX diag&com or an MN/MN diag coil.

*

Indication Contacts

Cradle Contacts

Control Unit Terminal Block

 

Remote Operation Terminal Block

Com :

ULP communication

 

SDE2:
or
Res:

Overcurrent trip indication contact

Remote Reset

UC1 :

Z1-Z4 Zone Selective Interlocking
M1 = MDGF module input

 
 

UC2 :

T1, T2 = Neutral External Sensors
M2, M3 = MDGF module input ext. 24 Vdc power supply required

 

SDE1:

Overcurrent Trip Indication Contact (Supplied as Standard)

 

MN /MN diag:

Undervoltage Release Standard or Diagnostic

UC3 :

Voltage Connector (must be connected to the neutral with a 3P circuit breaker)

 

MX/MX diag&com:

Shunt Trip Standard or Diagnostic & Communicating

UC4 :
or
M2C :

External Voltage Connector (PTE option)

2 Programmable Contacts (external relay)

 

2nd MX/MX diag&com:

Shunt Trip Standard or Diagnostic

 

XF/XF diag&com:

Shunt Close Standard or Diagnostic & Communicating

 

PF:

Ready-to-Close Contact

     

MCH:

Spring Charging Motor

NOTE: When communicating MX com or XF com accessories are used, the third wire (C3,A3, C13) must be connected even if the communication module is not installed.

Terminal Block Marking

QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

Was this helpful?